/*
 * Copyright (C) 2012-2017 DataStax Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.datastax.driver.core.schemabuilder;

/**
 * Wrapper around UDT and non-UDT types.
 * <p/>
 * The reason for this interface is that the core API doesn't let us build {@link com.datastax.driver.core.DataType}s representing UDTs, we have to obtain
 * them from the cluster metadata. Since we want to use SchemaBuilder without a Cluster instance, UDT types will be provided via
 * {@link UDTType} instances.
 */
interface ColumnType {
    String asCQLString();
}
